import hashlib
import os
import shutil
import tempfile

from thumbnail import generate_thumbnail

from db.Models import Shitpost
from utils.dateExtractor import extract_date_from_path

options = {
	'trim': False,
	'height': 300,
	'width': 300,
	'quality': 85,
	'type': 'thumbnail'
}


def hashfile(file_path:str)->str:
    with open(file_path, 'rb', buffering=0) as f:
        return hashlib.file_digest(f, 'sha256').hexdigest()

def ShitpostFactory(file_path:str):
    with tempfile.TemporaryDirectory() as tmpdir: 

        filename = file_path.split("/")[-1]
        filetype = os.path.splitext(filename)[1].lower()[1:]
        shitpost_hash = hashfile(file_path)


        #get date file
        shitpost_date = extract_date_from_path(file_path).timestamp()
        shitpost = Shitpost(
                 hash=shitpost_hash,
                 path=file_path,
                 date=shitpost_date,
                 file_type=filetype
        )

        #create thumbnail 
        shitpost_cpy = os.path.join(tmpdir, f"{shitpost_hash}.{filetype}")
        shutil.copyfile(file_path, shitpost_cpy)
        
        thumpath = f"{tmpdir}/{shitpost_hash}.png"
        generate_thumbnail(shitpost_cpy,thumpath, options)
        
        thumb = open(f"{tmpdir}/{shitpost_hash}.png", "rb")
        shitpost.thumbnail = thumb.read()
        thumb.close()
        
        #song match default value
        shitpost.correct_song_match = False
        
        return shitpost